Home / 9,990.82-14,986.23-2,594.66

Finding the Fourth Proportional to 9,990.82, 14,986.23 and 2,594.66

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Solution

The fourth proportional to 9,990.82, 14,986.23 and 2,594.66 is: 3,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990.82 : 14,986.23 = 2,594.66 : x
  2. Step 2: Convert to fraction form
    9,990.82/14,986.23 = 2,594.66/x
  3. Step 3: Cross multiply
    9,990.82x = 14,986.23 × 2,594.66
  4. Step 4: Simplify right side
    9,990.82x = 38,884,096.60
  5. Step 5: Solve for x
    x = 38,884,096.60/9,990.82
  6. Step 6: Final answer
    x = 3,891.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.